Leptocereus is a genus of cacti that are native to the Greater Antilles.

[4] It has been placed in the tribe Leptocereeae[5] or in a broadly defined Echinocereeae.

The plants themselves are mostly sprawling shrubs, but can also form trees up to 30 feet or more in height.

Often, the flowers are white or whitish-green and bear spines on raised areoles.

[7] As of March 2021[update], Plants of the World Online accepted the following species:[8]